on the biggest line coming from the a/c compressor.
The 1993 Honda Accord low side Freon fill port will be on the air conditioner compressor. The air conditioner compressor will be on the left-hand side of the engine.
Add it to the low presser side. It will be located on the evaporator on the fire wall on the passenger side of vehicle.
You add freon to the a/c by using the low side, suction side (larger hose).............
right on the back of the compressor. low side top, high side under it
There is a schrader valve on the low pressure line (larger a/c line). That's where you hook up the hose. Be sure to hook it up to the LOW PRESSURE SIDE, because if you hook it up to the high pressure side the can could EXPLODE.
Behind the passenger side kick panel.
bottom driver side. access from top of radiator.
The ECU is located right behind the passenger's side kick panel.
off the driver side exhuast manifold
low-side charging port, located on top of the accumulator/drier, on the passenger's side firewall under the hood.
Under the hood on the passenger side towards the back of the engine compartment.
Quick release fitting located on the low pressure side (Larger hose from compressor)